// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "content/browser/tracing/file_tracing_provider_impl.h"

#include "base/files/file_path.h"
#include "base/trace_event/trace_event.h"

namespace content {

const char kFileTracingEventCategoryGroup[] = TRACE_DISABLED_BY_DEFAULT("file");

FileTracingProviderImpl::FileTracingProviderImpl() { }
FileTracingProviderImpl::~FileTracingProviderImpl() { }

bool FileTracingProviderImpl::FileTracingCategoryIsEnabled() const
{
    bool enabled;
    TRACE_EVENT_CATEGORY_GROUP_ENABLED(kFileTracingEventCategoryGroup, &enabled);
    return enabled;
}

void FileTracingProviderImpl::FileTracingEnable(const void* id)
{
    TRACE_EVENT_NESTABLE_ASYNC_BEGIN0(
        kFileTracingEventCategoryGroup, FILE_TRACING_PREFIX, id);
}

void FileTracingProviderImpl::FileTracingDisable(const void* id)
{
    TRACE_EVENT_NESTABLE_ASYNC_END0(
        kFileTracingEventCategoryGroup, FILE_TRACING_PREFIX, id);
}

void FileTracingProviderImpl::FileTracingEventBegin(const char* name,
    const void* id,
    const base::FilePath& path,
    int64_t size)
{
    TRACE_EVENT_NESTABLE_ASYNC_BEGIN2(kFileTracingEventCategoryGroup, name, id,
        "path", path.AsUTF8Unsafe(), "size", size);
}

void FileTracingProviderImpl::FileTracingEventEnd(const char* name,
    const void* id)
{
    TRACE_EVENT_NESTABLE_ASYNC_END0(kFileTracingEventCategoryGroup, name, id);
}

} // namespace content
